Now that we can scan a barcode from a picture thanks to ZXing lib , let’s try to improve the user experience. It would be much better to scan a barcode in real time, just like WP7 does out of the box. I wanted to provide this kind of experience in my...

On Windows 8.1 and WinRT, Wifi-direct enables wireless direct communication scenarios between devices executing the same application . That means you can exchange data between peers in areas without any internet network connectivity. All you need is a...

[Version FR disponible ici ] Thanks to the universal apps, we can now share much more than PCLs between applications targeting different platforms. In Visual Studio, a universal solution is composed of at least 3 projects : one for Windows Store, one...

The tag cloud represents items size according to the sum of their occurences in the list. This is typically the kind of control that you see on blogs, to show the post tags. When having a large list containing lots of items, the tag cloud can be used...

Did you know that you don’t need any NFC-capable device to develop againt the Near-Field Proximity API ? You can install a sample driver ( Near-Field Proximity Sample Driver (UMDF Version 1) ) that will emulate the hardware layer for you with a TCP connection...

[01/21/2011 : The TimeSpanPicker is now part of the Coding4Fun toolkit http://coding4fun.codeplex.com/ ]
I needed a nice picker to handle a duration in a WP7 Silverlight Application.
WP7 toolkit pickers are the ideal choice, but they only...

In this post, I will show you how to analyze Windows and Windows Phone Store apps crash dumps available on the developer portal, especially when you get nothing but an empty callstack in the excel file. Thanks a lot to Rudy Huyn who gave me some of his...